# 单行注释快捷键：Ctrl + /
print('Hello World')
print('123')
'''
注释
'''
"""
多行注释
"""
if True:
    print('True')
    print('False')
    if True:
        print('True True')
else:
    print('abc')

a = 1
b = 2
c = a + b + a + b + a + b + a + b + a + b \
     + a + b + a + b + a + b + a + b + a + b \
     + a + b + a + b + a + b + a + b + a + b + a + b + a + b + a + b